Enum GmailSendError 

pub enum GmailSendError {
    Send(Http11SendError),
    SerializeRequest(Error),
    ParseResponse(Error),
    ParseUrl(ParseError),
    InvalidRequest(String),
    Api {
        status: u16,
        message: String,
    },
    UnexpectedRedirect,
}

Errors that can occur during a Gmail exchange.

Variants

Send(Http11SendError)

The underlying HTTP exchange failed.

SerializeRequest(Error)

The request body could not be serialized to JSON.

ParseResponse(Error)

The 2xx response body could not be parsed as JSON.

ParseUrl(ParseError)

The request URL could not be built.

InvalidRequest(String)

The request was rejected before being sent.

Api

Gmail returned a non-2xx status with its error envelope.

Fields

status: u16

The effective status code, from the envelope when present.

message: String

The error message, from the envelope or the raw body.

UnexpectedRedirect

The server answered with a redirect, which is never followed.

Implementations

impl GmailSendError

pub fn status(&self) -> Option<u16>

Returns the HTTP status code when the error is an API error.

pub fn is_retryable(&self) -> bool

Whether the error is transient (429 or 5xx) and worth retrying.

Trait Implementations

impl Debug for GmailSendError

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Display for GmailSendError

fn fmt(&self, __formatter: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Error for GmailSendError

fn source(&self) -> Option<&(dyn Error + 'static)>

Returns the lower-level source of this error, if any.

fn description(&self) -> &str

👎Deprecated since 1.42.0:

use the Display impl or to_string()

fn cause(&self) -> Option<&dyn Error>

👎Deprecated since 1.33.0:

replaced by Error::source, which can support downcasting

fn provide<'a>(&'a self, request: &mut Request<'a>)

🔬This is a nightly-only experimental API. (error_generic_member_access)

Provides type-based access to context intended for error reports.

impl From<GmailSendError> for GmailClientStdError

Available on crate feature client only.

fn from(source: GmailSendError) -> Self

Converts to this type from the input type.

impl From<GmailSendError> for GmailHistoryPollError

fn from(source: GmailSendError) -> Self

Converts to this type from the input type.

impl From<Http11SendError> for GmailSendError

fn from(source: Http11SendError) -> Self

Converts to this type from the input type.

impl From<ParseError> for GmailSendError

fn from(source: ParseError) -> Self

Converts to this type from the input type.